Method of and means for producing musical tones



July 24, 1934. DU VAL R. GOLDTHWAITE 1,967,238

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ATTOR EYS 37 1934- DU VAL R. GOLDTHWAITE 1,967,238

METHOD GRAND MEANS FOR PRODUCING MUSICAL TONES Fil ed Sept. 14, 1928 23Sheets-Sheet 1o l v m W ATTO EYS DU -VAL R. GOLDTHWAITE METHOD OF ANDMEANS FOR PRODUCING MUSICAL TONES July 24, 1934.

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METHOD OF AND MEANS FOR PRODUCING MUSICAL TONES 25 Sheets-Sheet 12 FiledSept. 14, 1928 INVENTOR d Va/ R aoldi'hwd/fe.

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ATI'O EYS July 24, 1934. DU VAL R; GOLDTHWAITE 1,957,233

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ATTO NEYS July 24, 1934. DU VAL RGOLDTHWAITE 1,967,233

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ATTOR EYS y 1934. DU VAL R. GOLDTHWAITE 1,967,238

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ATTORNEYS 23 Sheets-Sheet l 9 Filed Sept. 14, 1928 DU VAL R. GOLDTHWAITEJuly 24, 1934.

METHOD OF AND MEANS FOR PRODUCING MUSICAL TUNES INVENTOR 42/ Vd/ fl?aldf/rwmfe.

ATTORNEYS July 24, 1934. DU VAL R. GOLDTHWAITE 1,967,238

METHOD OF AND MEANS FOR PRODUCING MUSICAL TONES Filed Sept. 14, 1928 23Sheets-Sheet 20 INVENTOR d0 Va/flf a/dmwa/fe.

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